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Electromagnets, Motors, & Generators

4th Grade Science

Genevieve Pacada

on 20 November 2012

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Transcript of Electromagnets, Motors, & Generators

Motors, &
Generators Conclusion strong temporary magnet that uses electricity to produce magnetism
Why is this an important
tool? Magnetic Levetation Train Electromagnet Electromagnet
Crane Maglev Train Nail Electromagnet picking up washers
By Steve Wilhelm / flickr.com / Creative Commons Attribution Generic 2.0 License e-magnet
By neufcent9 / flickr.com / Creative Commons Attribution Generic 2.0 License Motors device that turns electrical energy into energy of motion What examples can you think of? Generators device that uses magnetism to convert energy of motion into electrical energy What examples can you think of? Wind Turbines Hydroelectric Power Electricity and magnetism work
together to make electromagnets,
motors, & generators.

What would happen if we didn't
have magnetism? How do you increase the amount of electricity a generator produces? 1: Use stronger
permanent magnets 2. Increase the
number of coils
Full transcript